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/*
 * Copyright (c) 2016 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef VNET_LISP_GPE_LISP_MSG_BUILDER_H_
#define VNET_LISP_GPE_LISP_MSG_BUILDER_H_

#include <vnet/vnet.h>
#include <vnet/lisp-cp/lisp_cp_messages.h>
#include <vnet/lisp-cp/control.h>

void *lisp_msg_put_mreq (lisp_cp_main_t * lcm, vlib_buffer_t * b,
			 gid_address_t * seid, gid_address_t * deid,
			 gid_address_t * rlocs, u8 is_smr_invoked,
			 u8 rloc_probe_set, u64 * nonce);

void *lisp_msg_put_map_register (vlib_buffer_t * b, mapping_t * records,
				 u8 want_map_notify, u16 auth_data_len,
				 u64 * nonce, u32 * msg_len);

void *lisp_msg_push_ecm (vlib_main_t * vm, vlib_buffer_t * b, int lp, int rp,
			 gid_address_t * la, gid_address_t * ra);

void *lisp_msg_put_map_reply (vlib_buffer_t * b, mapping_t * record,
			      u64 nonce, u8 probe_bit);

u32
lisp_msg_parse_mapping_record (vlib_buffer_t * b, gid_address_t * eid,
			       locator_t ** locs, locator_t * probed_);

u32 lisp_msg_parse_addr (vlib_buffer_t * b, gid_address_t * eid);

u32 lisp_msg_parse_eid_rec (vlib_buffer_t * b, gid_address_t * eid);

u32
lisp_msg_parse_itr_rlocs (vlib_buffer_t * b, gid_address_t ** rlocs,
			  u8 rloc_count);

#endif /* VNET_LISP_GPE_LISP_MSG_BUILDER_H_ */

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */
an> def learn_hosts(self, pg_if, bd_id, hosts): """ Create and send per interface L2 MAC broadcast packet stream to let the bridge domain learn these MAC addresses. :param int bd_id: BD to teach :param dict hosts: dict of hosts per interface """ self.vapi.bridge_flags(bd_id=bd_id, is_set=1, flags=1) swif = pg_if.sw_if_index packets = [Ether(dst="ff:ff:ff:ff:ff:ff", src=host.mac) for host in hosts[swif]] pg_if.add_stream(packets) self.logger.info("Sending broadcast eth frames for MAC learning") self.pg_start() def test_l2bd_learnlimit(self): """ L2BD test with bridge domain limit """ self.vapi.want_l2_macs_events(enable_disable=1, learn_limit=1000) self.vapi.bridge_domain_set_default_learn_limit(4) self.vapi.bridge_domain_add_del(bd_id=3) self.vapi.sw_interface_set_l2_bridge( self.pg_interfaces[2].sw_if_index, bd_id=3) self.vapi.bridge_domain_set_learn_limit(2, 5) hosts = self.create_hosts(self.pg_interfaces[1], 20, 2) fhosts = self.create_hosts(self.pg_interfaces[2], 20, 3) # inject 20 mac addresses on bd2 self.learn_hosts(self.pg_interfaces[1], 2, hosts) # inject 20 macs address on bd3 self.learn_hosts(self.pg_interfaces[2], 3, fhosts) lfs1 = self.vapi.l2_fib_table_dump(2) lfs2 = self.vapi.l2_fib_table_dump(3) # check that only 5 macs are learned. self.assertEqual(len(lfs1), 5) # check that only 4 macs are learned. self.assertEqual(len(lfs2), 4) self.vapi.sw_interface_set_l2_bridge( rx_sw_if_index=self.pg_interfaces[2].sw_if_index, bd_id=3, enable=0) self.vapi.bridge_domain_add_del(is_add=0, bd_id=3) def setUp(self): super(TestL2LearnLimit, self).setUp() self.vapi.bridge_domain_add_del(bd_id=1) self.vapi.bridge_domain_add_del(bd_id=2) self.vapi.sw_interface_set_l2_bridge( self.pg_interfaces[0].sw_if_index, bd_id=1) self.vapi.sw_interface_set_l2_bridge( self.pg_interfaces[1].sw_if_index, bd_id=2) def tearDown(self): super(TestL2LearnLimit, self).tearDown() self.vapi.sw_interface_set_l2_bridge( rx_sw_if_index=self.pg_interfaces[0].sw_if_index, bd_id=1, enable=0) self.vapi.sw_interface_set_l2_bridge( rx_sw_if_index=self.pg_interfaces[1].sw_if_index, bd_id=2, enable=0) self.vapi.bridge_domain_add_del(bd_id=1, is_add=0) self.vapi.bridge_domain_add_del(bd_id=2, is_add=0) if __name__ == '__main__': unittest.main(testRunner=VppTestRunner)